The story
- New Latin · borrowed frompirifōrmis
- English todaypiriformis
Unadapted borrowing from New Latin pirifōrmis, ellipsis of mūsculus pirifōrmis (“pear-shaped muscle”). Doublet of piriform.
Etymology from Wiktionary, CC BY-SA 4.0.
piriformis
Today it means: A gluteal muscle which arises from the front of the sacrum and the ischium or sacrotuberous ligament, passes out of the pelvis through the greater sciatic foramen, and inserts into the greater trochanter of the femur, serving in humans to rotate the thigh laterally. Full definition →
New Latin pirifōrmis